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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "views/examples/textfield_example.h"
#include "base/utf_string_conversions.h"
#include "ui/base/range/range.h"
#include "ui/gfx/render_text.h"
#include "views/controls/label.h"
#include "views/controls/textfield/textfield.h"
#include "views/layout/grid_layout.h"
#include "views/view.h"
namespace examples {
TextfieldExample::TextfieldExample(ExamplesMain* main)
: ExampleBase(main) {
}
TextfieldExample::~TextfieldExample() {
}
std::wstring TextfieldExample::GetExampleTitle() {
return L"Textfield";
}
void TextfieldExample::CreateExampleView(views::View* container) {
name_ = new views::Textfield();
password_ = new views::Textfield(views::Textfield::STYLE_PASSWORD);
password_->set_text_to_display_when_empty(ASCIIToUTF16("password"));
show_password_ = new views::TextButton(this, L"Show password");
clear_all_ = new views::TextButton(this, L"Clear All");
append_ = new views::TextButton(this, L"Append");
set_ = new views::TextButton(this, L"Set");
set_style_ = new views::TextButton(this, L"Set Styles");
name_->SetController(this);
password_->SetController(this);
views::GridLayout* layout = new views::GridLayout(container);
container->SetLayoutManager(layout);
views::ColumnSet* column_set = layout->AddColumnSet(0);
column_set->AddColumn(views::GridLayout::LEADING, views::GridLayout::FILL,
0.2f, views::GridLayout::USE_PREF, 0, 0);
column_set->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL,
0.8f, views::GridLayout::USE_PREF, 0, 0);
layout->StartRow(0, 0);
layout->AddView(new views::Label(L"Name:"));
layout->AddView(name_);
layout->StartRow(0, 0);
layout->AddView(new views::Label(L"Password:"));
layout->AddView(password_);
layout->StartRow(0, 0);
layout->AddView(show_password_);
layout->StartRow(0, 0);
layout->AddView(clear_all_);
layout->StartRow(0, 0);
layout->AddView(append_);
layout->StartRow(0, 0);
layout->AddView(set_);
layout->StartRow(0, 0);
layout->AddView(set_style_);
}
void TextfieldExample::ContentsChanged(views::Textfield* sender,
const string16& new_contents) {
if (sender == name_) {
PrintStatus("Name [%s]", UTF16ToUTF8(new_contents).c_str());
} else if (sender == password_) {
PrintStatus("Password [%s]", UTF16ToUTF8(new_contents).c_str());
}
}
bool TextfieldExample::HandleKeyEvent(views::Textfield* sender,
const views::KeyEvent& key_event) {
return false;
}
void TextfieldExample::ButtonPressed(views::Button* sender,
const views::Event& event) {
if (sender == show_password_) {
PrintStatus("Password [%s]", UTF16ToUTF8(password_->text()).c_str());
} else if (sender == clear_all_) {
string16 empty;
name_->SetText(empty);
password_->SetText(empty);
} else if (sender == append_) {
name_->AppendText(WideToUTF16(L"[append]"));
} else if (sender == set_) {
name_->SetText(WideToUTF16(L"[set]"));
} else if (sender == set_style_) {
if (!name_->text().empty()) {
gfx::StyleRange color;
color.foreground = SK_ColorYELLOW;
color.range = ui::Range(0, name_->text().length());
name_->ApplyStyleRange(color);
if (name_->text().length() >= 5) {
size_t fifth = name_->text().length() / 5;
gfx::StyleRange underline;
underline.underline = true;
underline.foreground = SK_ColorBLUE;
underline.range = ui::Range(1 * fifth, 4 * fifth);
name_->ApplyStyleRange(underline);
gfx::StyleRange strike;
strike.strike = true;
strike.foreground = SK_ColorRED;
strike.range = ui::Range(2 * fifth, 3 * fifth);
name_->ApplyStyleRange(strike);
}
}
}
}
} // namespace examples
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